*{padding:0;margin:0;font-size: 14px;}
.big-box{padding-top:10px;padding-left:10px;}
.box {display: flex;margin-top: 20px;}
.box .item .bar-box{height: 100px;width: 15px;margin-left:auto;margin-right:auto;position:relative ;}
.box .item {margin-right: 2px;width: 20px;text-align: center;}
.box .item .bar{position: absolute;bottom: 0;left:0;width: 15px;background: #cdcdcd;height: 20px;}
.box .item.active .bar{background-color: #E4393C;}


